public class Main {
	public static void main(String[] args) {
		Son son = new Son();
		son.method();
	}
}
class Parent {
	Parent() {
		System.out.println("Parent's Constructor without parameter");
	}

	Parent(boolean b) {
		System.out.println("Parent's Constructor with a boolean parameter");
	}

	public void method() {
		System.out.println("Parent's method()");
	}
}

class Son extends Parent {
  Son(){
    super(true);
    System.out.println("Son's Constructor without parameter");
  }
  public void method(){
    System.out.println("Son's method()");
    super.method();
  }
}